Added an E2E test validating OpenAPI document generation for Typed Result returning action

Author: mkArtakMSFT

src/OpenApi/sample/Controllers/TestController.cs

@@ -3,6 +3,7 @@
 
 using System.ComponentModel.DataAnnotations;
 using System.Diagnostics.CodeAnalysis;
+using Microsoft.AspNetCore.Http.HttpResults;
 using Microsoft.AspNetCore.Mvc;
 
 [ApiController]
@@ -17,6 +18,13 @@ public string GetByIdAndName(RouteParamsContainer paramsContainer)
         return paramsContainer.Id + "_" + paramsContainer.Name;
     }
 
+    [HttpGet]
+    [Route("/gettypedresult")]
+    public Ok<MvcTodo> GetTypedResult()
+    {
+        return TypedResults.Ok(new MvcTodo("Title", "Description", true));
+    }
+
     [HttpPost]
     [Route("/forms")]
     public IActionResult PostForm([FromForm] MvcTodo todo)

src/OpenApi/test/Microsoft.AspNetCore.OpenApi.Tests/Integration/snapshots/OpenApiDocumentIntegrationTests.VerifyOpenApiDocument_documentName=controllers.verified.txt

@@ -54,6 +54,25 @@
         }
       }
     },
+    "/gettypedresult": {
+      "get": {
+        "tags": [
+          "Test"
+        ],
+        "responses": {
+          "200": {
+            "description": "OK",
+            "content": {
+              "application/json": {
+                "schema": {
+                  "$ref": "#/components/schemas/MvcTodo"
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/forms": {
       "post": {
         "tags": [
@@ -88,6 +107,29 @@
       }
     }
   },
+  "components": {
+    "schemas": {
+      "MvcTodo": {
+        "required": [
+          "title",
+          "description",
+          "isCompleted"
+        ],
+        "type": "object",
+        "properties": {
+          "title": {
+            "type": "string"
+          },
+          "description": {
+            "type": "string"
+          },
+          "isCompleted": {
+            "type": "boolean"
+          }
+        }
+      }
+    }
+  },
   "tags": [
     {
       "name": "Test"